NAKAGAWA, Mamoru: search on Z-Library

The world's largest scientific articles store. 70,000,000+ articles for free.

1

Severe proteinuria as a parameter of worse perinatal/neonatal outcomes in women with preeclampsia

Morikawa, Mamoru, Mayama, Michinori, Saito, Yoshihiro, Nakagawa-Akabane, Kinuko, Umazume, Takeshi, Chiba, Kentaro, Kawaguchi, Satoshi, Cho, Kazutoshi, Watari, Hidemichi

Journal:

Pregnancy Hypertension: An International Journal of Women's Cardiovascular Health

Year:

2020

Language:

english

File:

PDF, 978 KB

english, 2020

2

Supervised physical therapy versus home exercise for patients with lumbar spinal stenosis: a randomized controlled trial

Minetama, Masakazu, Kawakami, Mamoru, Teraguchi, Masatoshi, Kagotani, Ryohei, Mera, Yoshimasa, Sumiya, Tadashi, Nakagawa, Masafumi, Yamamoto, Yoshio, Matsuo, Sachika, Koike, Yumi, Sakon, Nana, Nakatan

Journal:

The Spine Journal

Year:

2019

Language:

english

File:

PDF, 604 KB

english, 2019

3

Hypoproteinemia as a parameter of poor perinatal/neonatal outcomes in women with preeclampsia diagnosed as hypertension plus proteinuria

Morikawa, Mamoru, Mayama, Michinori, Saito, Yoshihiro, Akabane-Nakagawa, Kinuko, Umazume, Takeshi, Chiba, Kentaro, Kawaguchi, Satoshi, Cho, Kazutoshi, Watari, Hidemichi

Journal:

Pregnancy Hypertension: An International Journal of Women's Cardiovascular Health

Year:

2020

File:

PDF, 1.31 MB

2020

4

153. Factors Affecting Clinical Outcomes Following Spinal Decompression Surgery for Ossification of Ligamentum Flavum in the Thoracic Spine

Akihito Minamide, Munehito Yoshida, Mamoru Kawakami, Muneharu Ando, Hiroshi Yamada, Yukihiro Nakagawa, Kazuhiro Maio, Yoshio Enyo, Motohiro Okada

Journal:

The Spine Journal

Year:

2007

Language:

english

File:

PDF, 43 KB

english, 2007

5

Histological features of skin and subcutaneous tissue in patients with breast cancer who have received neoadjuvant chemotherapy and their relationship to post-treatment edema

Nakagawa, Ayako, Fujimoto, Hiroshi, Nagashima, Takeshi, Sangai, Takafumi, Takada, Mamoru, Masuda, Takahito, Teranaka, Ryotaro, Ota, Satoshi, Matsushima, Jun, Akita, Shinsuke, Ohtsuka, Masayuki

Journal:

Year:

2019

Language:

english

File:

PDF, 806 KB

english, 2019

6

SAE Technical Paper Series [SAE International SAE World Congress & Exhibition - (APR. 14, 2008)] SAE Technical Paper Series - An Accurate Torque-based Engine Control by Learning Correlation between Torque and Throttle Position

Satou, Shinya, Nakagawa, Shinji, Kakuya, Hiromu, Minowa, Toshimichi, Nemoto, Mamoru, Konno, Hitoshi

Year:

2008

Language:

english

File:

PDF, 834 KB

english, 2008

7

RELATIONSHIP BETWEEN DAILY STEPS AND PHYSICAL FITNESS IN COMMUNITY-DWELLING ELDERY

NAGAYAMA, HIROSHI, KIMURA, YASUO, SHIMADA, MIEKO, NAKAGAWA, NAOKI, NISHIMUTA, MAMORU, OHASHI, MASAHARU, MIYAZAKI, HIDEO, HAMAOKA, TAKAFUMI, YOSHITAKE, YUTAKA

Journal:

Japanese Journal of Physical Fitness and Sports Medicine

Year:

2008

File:

PDF, 353 KB

2008

8

Epigenome mapping of human normal purified hepatocytes: personal epigenome variation and genome–epigenome correlation

Arai, Eri, Miura, Fumihito, Totoki, Yasushi, Yamashita, Satoshi, Tian, Ying, Gotoh, Masahiro, Ojima, Hidenori, Nakagawa, Hiroyuki, Takahashi, Yoriko, Nakamura, Hiromi, Hama, Natsuko, Kato, Mamoru, Kim

Journal:

Year:

2018

Language:

english

File:

PDF, 8.83 MB

english, 2018

9

A comparative study of gait characteristics associated with and without degenerative lumbar spondylolisthesis in patients with lumbar spinal stenosis

Yoshida, Takaki, Kawakami, Mamoru, Teraguchi, Masatoshi, Kagotani, Ryohei, Minetama, Masakazu, Nakagawa, Masafumi, Nakagawa, Yukihiro

Journal:

Journal of Orthopaedic Science

Year:

2018

Language:

english

File:

PDF, 1010 KB

english, 2018

10

Findings Of A 10-year Follow-up

Shimada, Mieko, Kimura, Yasuo, Nakagawa, Naoki, Nagayama, Hiroshi, Nishimuta, Mamoru, Ohashi, Masaharu, Hongu, Nobuko, Miyazaki, Hideo, Yoshitake, Yutaka

Journal:

Medicine & Science in Sports & Exercise

Year:

2015

File:

PDF, 259 KB

2015

11

Crystal Structure of the DsbB-DsbA Complex Reveals a Mechanism of Disulfide Bond Generation

Kenji Inaba, Satoshi Murakami, Mamoru Suzuki, Atsushi Nakagawa, Eiki Yamashita, Kengo Okada, Koreaki Ito

Journal:

Year:

2006

Language:

english

File:

PDF, 1.68 MB

english, 2006

12

Clinical Features of Sarcopenia in Patients With Lumbar Spinal Stenosis

Matsuo, Sachika, Kawakami, Mamoru, Minetama, Masakazu, Nakagawa, Masafumi, Teraguchi, Masatoshi, Kagotani, Ryohei, Mera, Yoshimasa, Yamamoto, Yoshio, Sakon, Nana, Nakatani, Tomohiro, Sumiya, Tadashi,

Journal:

Year:

2020

File:

PDF, 635 KB

2020

13

Relationship Between Muscle Strength And Pedometer-determined Physical Activity

Yamamoto, Naofumi, Nagayama, Hiroshi, Shimada, Mieko, Nakagawa, Naoki, Sawada, Suumu S, Nishimuta, Mamoru, Kimura, Yasuo, Matsumoto, Takahide, Asai, Hidenori, Miyazaki, Hideo, Yoshitake, Yutaka

Journal:

Medicine & Science in Sports & Exercise

Year:

2015

Language:

english

File:

PDF, 206 KB

english, 2015

14

Simultaneous Evaluation of Fission Cross Sections of Uranium and Plutonium Isotopes for JENDL-3.3

KAWANO, Toshihiko, MATSUNOBU, Hiroyuki, MURATA, Torn, ZUKERAN, Atsushi, NAKAJIMA, Yutaka, KAWAI, Masayoshi, IWAMOTO, Osamu, SHIBATA, Keiichi, NAKAGAWA, Tsuneo, OHSAWA, Takaaki, BABA, Mamoru, YOSHIDA,

Journal:

Journal of Nuclear Science and Technology

Year:

2000

Language:

english

File:

PDF, 1.24 MB

english, 2000

15

A comparative study of 2-year follow-up outcomes in lumbar spinal stenosis patients treated with physical therapy alone and those with surgical intervention after less successful physical therapy

Minetama, Masakazu, Kawakami, Mamoru, Nakagawa, Masafumi, Ishimoto, Yuyu, Nagata, Keiji, Fukui, Daisuke, Sumiya, Tadashi, Kitagawa, Tomoko, Miyake, Takahiro, Yamamoto, Yoshio, Sakon, Nana, Matsuoka, T

Journal:

Journal of Orthopaedic Science

Year:

2018

Language:

english

File:

PDF, 515 KB

english, 2018

16

Maternal Anemia and Coagulation/Fibrinolysis after Fetoscopic Laser Photocoagulation for Twin-to-Twin Transfusion Syndrome

Morikawa, Mamoru, Yamada, Takashi, Nakagawa, Kinuko, Hosokawa-Miyanishi, Ami, Umazume, Takeshi, Chiba, Kentaro, Kawaguchi, Satoshi, Cho, Kazutoshi, Watari, Hidemichi

Journal:

Gynecologic and Obstetric Investigation

Year:

2019

File:

PDF, 285 KB

2019

17

Anaphora Resolution in Machine Translation || Zero-Subject Resolution Using Linguistic Constraints and Defaults: The Case of Japanese Instruction Manuals

Tatsunori Mori, Mamoru Matsuo and Hiroshi Nakagawa

Journal:

Machine Translation

Year:

1999

Language:

english

File:

PDF, 1.55 MB

english, 1999

18

A Prospective Randomized Study of Clinical Outcomes in Patients With Cervical Compressive Myelopathy Treated With Open-Door or French-Door Laminoplasty

Okada, Motohiro, Minamide, Akihito, Endo, Toru, Yoshida, Munehito, Kawakami, Mamoru, Ando, Muneharu, Hashizume, Hiroshi, Nakagawa, Yukihiro, Maio, Kazuhiro

Journal:

Year:

2009

Language:

english

File:

PDF, 1.43 MB

english, 2009

19

Comparative Effects of Interval Nordic Walking and Normal Walking in Overweight Middle-Aged Women

KIMURA, Yasuo, HISATOMI, Mamoru, OHKI, Kazuko, NAKAGAWA, Naoki, SHIMADA, Mieko

Journal:

Medicine & Science in Sports & Exercise

Year:

2016

Language:

english

File:

PDF, 245 KB

english, 2016

20

Dynamic nature of disulphide bond formation catalysts revealed by crystal structures of DsbB

Inaba, Kenji, Murakami, Satoshi, Nakagawa, Atsushi, Iida, Hiroka, Kinjo, Mai, Ito, Koreaki, Suzuki, Mamoru

Journal:

The EMBO Journal

Year:

2009

Language:

english

File:

PDF, 2.26 MB

english, 2009

21

Fundamental optical properties and electronic structure of langasite La3Ga5SiO14 crystals

Kitaura, Mamoru, Mochizuki, Keisuke, Inabe, Yoshiyuki, Itoh, Minoru, Nakagawa, Hideyuki, Oishi, Shuji

Journal:

Physical Review B

Year:

2004

Language:

english

File:

PDF, 69 KB

english, 2004

22

Overexpression of interferon γ-inducible protein 10 in the liver of patients with type i autoimmune hepatitis identified by suppression subtractive hybridization

Kazuyoshi Nagayama, Nobuyuki Enomoto, Yuka Miyasaka, Masayuki Kurosaki, Cheng-Hsin Chen, Naoya Sakamoto, Mina Nakagawa, Chifumi Sato, Junichi Tazawa, Takaaki Ikeda, Namiki Izumi, Mamoru Watanabe

Journal:

American Journal of Gastroenterology

Year:

2001

Language:

english

File:

PDF, 434 KB

english, 2001

23

Usefulness of I-123 MIBG myocardial scintigraphy (MIBG) and natriuretic peptides(NP) in the evaluation of the severity of stable heart failure (HF): Appropriateness in the patients of atrial fibrillation (AF) or diabetes mellitus(DM)

Masayasu, Nakagawa, Toshiya, Fujiwara, Yoshikatsu, Chiba, Yutaka, Terada, Satoshi, Kibira, Mamoru, Miura

Journal:

Journal of Cardiac Failure

Year:

1999

Language:

english

File:

PDF, 131 KB

english, 1999

24

Ultrafast intramolecular relaxation dynamics of Mg- and Zn-bacteriochlorophyll a

Kosumi, Daisuke, Nakagawa, Katsunori, Sakai, Shunsuke, Nagaoka, Yuya, Maruta, Satoshi, Sugisaki, Mitsuru, Dewa, Takehisa, Nango, Mamoru, Hashimoto, Hideki

Journal:

The Journal of Chemical Physics

Year:

2013

Language:

english

File:

PDF, 1004 KB

english, 2013

25

[AIP POWDERS AND GRAINS 2009: PROCEEDINGS OF THE 6TH INTERNATIONAL CONFERENCE ON MICROMECHANICS OF GRANULAR MEDIA - Golden (Colorado) (13–17 July 2009)] AIP Conference Proceedings - Particle Crushing in Granular Assemblies

Russell, Adrian, Wood, David Muir, Kikumoto, Mamoru, Nakagawa, Masami, Luding, Stefan

Year:

2009

Language:

english

File:

PDF, 612 KB

english, 2009

26

Clinical outcomes of abnormal cervical cytology and human papillomavirus-related lesions in patients with organ transplantation: 11-year experience at a single institution

Tanaka, Yusuke, Ueda, Yutaka, Kakuda, Mamoru, Kubota, Satoshi, Matsuzaki, Satoko, Nakagawa, Satoshi, Egawa-Takata, Tomomi, Matsuzaki, Shinya, Kobayashi, Eiji, Yoshino, Kiyoshi, Kimura, Tadashi

Journal:

International Journal of Clinical Oncology

Year:

2016

Language:

english

File:

PDF, 415 KB

english, 2016

27

LONG-TERM CLINICAL OUTCOMES IN PATIENTS WITH ST-SEGMENT ELEVATION ACUTE MYOCARDIAL INFARCTION COMPLICATED BY CARDIOGENIC SHOCK

Kawaji, Tetsuma, Shiomi, Hiroki, Morimoto, Takeshi, Furukawa, Yutaka, Nakagawa, Yoshihisa, Kadota, Kazushige, Ando, Kenji, Mizogucgi, Tetsu, Abe, Mitsuru, Takahashi, Mamoru, Kimura, Takeshi

Journal:

Journal of the American College of Cardiology

Year:

2016

Language:

english

File:

PDF, 377 KB

english, 2016

28

Cross sections for fluorescence quenching of bromine (BOu+) by collision with foreign gases as studied by laser excited fluorescence

Kitamura, Mamoru, Nakagawa, Kuniaki, Suzuki, Kaoru, Kondow, Tamotsu, Kuchitsu, Kozo, Munakata, Toshiaki, Kasuya, Takahiro

Journal:

Journal of Physical Chemistry

Year:

1986

Language:

english

File:

PDF, 527 KB

english, 1986

29

Benign and Malignant Oncocytoma of the Salivary Glands with an Immunohistochemical Evaluation of Ki-67

Ito, Keiko, Tsukuda, Mamoru, Kawabe, Ryoichi, Nakagawa, Chihiro, Matsushita, Kazuhiko, Kubota, Akira, Furukawa, Madoka, Kameda, Yoichi, Ito, Takaaki

Journal:

Year:

2000

Language:

english

File:

PDF, 234 KB

english, 2000

30

Chlorophyllase activities and color changes of fresh green leaves on blanching.

OGURA, Nagao, UENO, Mamoru, MATSUNAGA, Masaya, SATO, Takahide, NAKAGAWA, Hiroki

Journal:

Journal of the agricultural chemical society of Japan

Year:

1987

File:

PDF, 421 KB

1987

31

Ground Validation of GPM DPR Precipitation Type Classification Algorithm by Precipitation Particle Measurements in Winter

Suzuki, Kenji, Kamamoto, Rimpei, Nakagawa, Katsuhiro, Nonaka, Michinobu, Shinoda, Taro, Ohigashi, Tadayasu, Minami, Yukiya, Kubo, Mamoru, Kaneko, Yuki

Journal:

Year:

2019

Language:

english

File:

PDF, 2.81 MB

english, 2019

32

A Case Report; Innovative Imaging Technologies of SMI, ATI, and Smart Fusion with MRI were Useful to Identify the Locations of Placental Hematomas

Umazume, Takeshi, Mayama, Michinori, Saito, Yoshihiro, Nakagawa, Kinuko, Kentaro Chiba,, Kawaguchi, Satoshi, Morikawa, Mamoru, Tashiro, Yuko, Ishida, Ayumi, Watari, Hidemichi

Journal:

Year:

2019

File:

PDF, 49 KB

2019

33

Validity of the right ventricular Doppler index for assessment of severity of congestive heart failure in patients with dilated cardiomyopathy

Chikako Izumi, Satoshi Kibira, Hiroyuki Watanabe, Masayasu Nakagawa, Susheng Wen, Hiroko Fujii, Takashi Saito, Hitoshi Matsuoka, Mamoru Miura

Journal:

Heart and Vessels

Year:

1999

Language:

english

File:

PDF, 773 KB

english, 1999

34

Association of the use of proton pump inhibitors with adverse cardiovascular and bleeding outcomes after percutaneous coronary intervention in the Japanese real world clinical practice

Takeshi Kimura, Takeshi Morimoto, Yutaka Furukawa, Yoshihisa Nakagawa, Kazushige Kadota, Masashi Iwabuchi, Satoshi Shizuta, Hiroki Shiomi, Tomohisa Tada, Junichi Tazaki, Yoshihiro Kato, Mamoru Hayano,

Journal:

Cardiovascular Intervention and Therapeutics

Year:

2011

Language:

english

File:

PDF, 452 KB

english, 2011

35

A new protein complex promoting the assembly of Rad51 filaments

Sasanuma, Hiroyuki, Tawaramoto, Maki S., Lao, Jessica P., Hosaka, Harumi, Sanda, Eri, Suzuki, Mamoru, Yamashita, Eiki, Hunter, Neil, Shinohara, Miki, Nakagawa, Atsushi, Shinohara, Akira

Journal:

Nature Communications

Year:

2013

Language:

english

File:

PDF, 6.13 MB

english, 2013

36

Corrigenda

Wang, Jih Tzong, Williams, Ffrancon, Wright, J. J. Kim, Cooper, Alan B., McPhail, Andrew T., Merrill, Yoon, Nagabhushan, Tattanhalli L., Puar, Mohindar S., Endo, Mamoru, Nakagawa, Masashi, Hamamoto, Y

Journal:

Journal of the Chemical Society Chemical Communications

Year:

1983

Language:

english

File:

PDF, 84 KB

english, 1983

37

Growth of a Thick 2H-SiC Layer in Si-Li Solution under a Continuous CH4 Flow

Imade, Mamoru, Ishikawa, Akito, Nakagawa, Yusuke, Yoshimura, Masashi, Kitaoka, Yasuo, Sasaki, Takatomo, Mori, Yusuke

Journal:

Materials Science Forum

Year:

2012

Language:

english

File:

PDF, 607 KB

english, 2012

38

Mitochondrial division inhibitor-1 induces mitochondrial hyperfusion and sensitizes human cancer cells to TRAIL-induced apoptosis

Akita, Mamoru, Suzuki-Karasaki, Miki, Fujiwara, Kyoko, Nakagawa, Chinatsu, Soma, Masayoshi, Yoshida, Yukihiro, Ochiai, Toyoko, Tokuhashi, Yasuaki, Suzuki-Karasaki, Yoshihiro

Journal:

International Journal of Oncology

Year:

2014

Language:

english

File:

PDF, 1.06 MB

english, 2014

39

Heat Transfer Characteristics in a Channel Flow with Rectangular Cylinder.

NAKAGAWA, Shinji, SENDA, Mamoru, HIRAIDE, Atsushi, KIKKAWA, Shinzo

Journal:

TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B

Year:

1998

File:

PDF, 1.51 MB

1998

40

Multifocal cysts and incidence of pancreatic cancer concomitant with intraductal papillary mucinous neoplasm

Ikegawa, Takuya, Masuda, Atsuhiro, Sakai, Arata, Toyama, Hirochika, Zen, Yoh, Sofue, Keitaro, Nakagawa, Takashi, Shiomi, Hideyuki, Takenaka, Mamoru, Kobayashi, Takashi, Yoshida, Masaru, Arisaka, Yoshi

Journal:

Year:

2018

Language:

english

File:

PDF, 667 KB

english, 2018

41

Effects of Cr, Al and Si on Corrosion of Fe Base Alloy in Supercritical Water Environment

NAKAGAWA, Kazuto, HOSHINO, Kazuyoshi, ASAHINA, Toshikatsu, MURATA, Mamoru

Year:

2010

Language:

english

File:

PDF, 1.62 MB

english, 2010

42

Gankyrin Contributes to Tumorigenesis and Chemoresistance in Sporadic Colorectal Cancer

Sakurai, Toshiharu, Komeda, Yoriaki, Nagai, Tomoyuki, Kamata, Ken, Minaga, Kosuke, Yamao, Kentarou, Takenaka, Mamoru, Hagiwara, Satoru, Watanabe, Tomohiro, Nishida, Naoshi, Kashida, Hiroshi, Nakagawa,

Journal:

Year:

2018

Language:

english

File:

PDF, 727 KB

english, 2018

43

Polarization of self-trapped exciton luminescence in CdBr2

Mamoru Kitaura, Hideyuki Nakagawa

Journal:

Journal of Luminescence

Year:

1995

Language:

english

File:

PDF, 363 KB

english, 1995

44

Transient grating spectroscopy in photosynthetic purple bacteria Rhodobacter sphaeroides 2.4.1

Mitsuru Sugisaki, Masazumi Fujiwara, Ritsuko Fujii, Katsunori Nakagawa, Mamoru Nango, Richard J. Cogdell, Hideki Hashimoto

Journal:

Journal of Luminescence

Year:

2009

Language:

english

File:

PDF, 336 KB

english, 2009

45

Probing binding site of bacteriochlorophyllaand carotenoid in the reconstituted LH1 complex fromRhodospirillum rubrumS1 by Stark spectroscopy

Katsunori Nakagawa, Satoru Suzuki, Ritsuko Fujii, Alastair T. Gardiner, Richard J. Cogdell, Mamoru Nango, Hideki Hashimoto

Journal:

Photosynthesis Research

Year:

2008

Language:

english

File:

PDF, 343 KB

english, 2008

46

Studies on virus kinetics using infectious fluorescence-tagged hepatitis C virus cell culture

Machi Yamamoto, Naoya Sakamoto, Tetsuya Nakamura, Yasuhiro Itsui, Mina Nakagawa, Yuki Nishimura-Sakurai, Sei Kakinuma, Seishin Azuma, Kiichiro Tsuchiya, Takanobu Kato, Takaji Wakita, Mamoru Watanabe

Journal:

Hepatology Research

Year:

2011

Language:

english

File:

PDF, 2.02 MB

english, 2011

47

Suppression of Hepatitis C Virus Replication by Cyclosporin A Is Mediated by Blockade of Cyclophilins

Mina Nakagawa, Naoya Sakamoto, Yoko Tanabe, Tomoyuki Koyama, Yasuhiro Itsui, Yoshie Takeda, Cheng–Hsin Chen, Sei Kakinuma, Shinya Oooka, Shinya Maekawa, Nobuyuki Enomoto, Mamoru Watanabe

Journal:

Gastroenterology

Year:

2005

Language:

english

File:

PDF, 527 KB

english, 2005

48

T Cell–Mediated Control of Epstein‐Barr Virus Infection in Humanized Mice

Yajima, Misako, Imadome, Ken‐Ichi, Nakagawa, Atsuko, Watanabe, Satoru, Terashima, Kazuo, Nakamura, Hiroyuki, Ito, Mamoru, Shimizu, Norio, Yamamoto, Naoki, Fujiwara, Shigeyoshi

Journal:

The Journal of Infectious Diseases

Year:

2009

Language:

english

File:

PDF, 485 KB

english, 2009

49

SPIE Proceedings [SPIE Excitonic Processes in Condensed Matter: International Conference - Darwin, Australia (Tuesday 19 July 1994)] International Conference on Excitonic Processes in Condensed Matter - Nonradiative branching processes of self-trapped excitons in cadmium halide crystals

Nakagawa, Hideyuki, Kitaura, Mamoru, Singh, Jai

Year:

1995

Language:

english

File:

PDF, 333 KB

english, 1995

50

PHOTOCHEMICAL AMINATION OF TETRACYANOBENZENE WITH ACETONITRILE IN THE PRESENCE OF ALIPHATIC AMINE

Yamada, Shuzo, Nakagawa, Yoshiki, Watabiki, Oserojoin, Suzuki, Shin-ichi, Ohashi, Mamoru

Journal:

Chemistry Letters

Year:

1986

Language:

english

File:

PDF, 5.19 MB

english, 1986

To build up a library is to create a life. It’s never just a random collection of books.

— Carlos María Domínguez

Official channel

Z-Library Desktop Launcher

Z-Library Since 2009 support@1delivery.pm

EnglishРусскийEspañolItalianoελληνικάاللغة العربيةBahasa IndonesiaBahasa Malaysiaहिन्दीDeutschFrançaisPortuguêsУкраїнськаPolski中文繁體中文日本語Tiếng ViệtAzərbaycan DiliՀայոց լեզուภาษาไทยTürk Diliქართველიবাংলাپښتوతెలుగుاردو한국어SrpskiБългарски